混淆插件

alt+shift+方向鍵。
https://www.jianshu.com/p/8f6c72def69d
clean package -e -X
https://blog.csdn.net/lin_pn/article/details/84143568

<plugin>
    <!-- proguard混淆插件-->
    <groupId>com.github.wvengen</groupId>
    <artifactId>proguard-maven-plugin</artifactId>
    <executions>
        <execution>
            <!-- 打包的时候开始混淆-->
            <phase>package</phase>
            <goals><goal>proguard</goal></goals>
        </execution>
    </executions>
    <configuration>
        <proguardVersion>6.0.3</proguardVersion>
        <!--指定混淆的jar,如springboot打出来的jar基于它混淆-->
        <injar>classes</injar>
        <!--输出的jar-->
        <outjar>${project.build.finalName}.jar</outjar>
        <!-- 是否混淆-->
        <obfuscate>true</obfuscate>
        <options>
            <option>-target 1.8</option> <!--指定java版本号-->
            <option>-dontshrink</option> <!--默认开启，不做收缩（删除注释、未被引用代码）-->
            <option>-dontoptimize</option><!--默认是开启的，这里关闭字节码级别的优化-->
            <option>-adaptclassstrings</option><!--混淆类名之后，对使用Class.forName('className')之类的地方进行相应替代-->
            <option>-ignorewarnings</option><!-- 忽略warn消息,如果提示org.apache.http.* 这个包里的类有问题，那么就加入下述代码：-keep class org.apache.http.** { *; }    -dontwarn org.apache.http.**-->
            <option>-keep class org.apache.logging.log4j.util.* { *; }</option>
            <option>-dontwarn org.apache.logging.log4j.util.**</option>
            <option>-keepattributes Exceptions,InnerClasses,Signature,Deprecated,SourceFile,LineNumberTable,*Annotation*,EnclosingMethod</option><!--对异常、注解信息在runtime予以保留，不然影响springboot启动-->
            <!--不混淆所有interface接口-->
            <option>-keepnames interface **</option>
            <option>-keepclassmembers enum * { *; }</option><!--保留枚举成员及方法-->
            <option>-keepparameternames</option>
            <option>-keepclasseswithmembers public class * {
                public static void main(java.lang.String[]);}</option> <!--保留main方法的类及其方法名-->
            <!--忽略note消息，如果提示javax.annotation有问题，那麽就加入以下代码-->
            <option>-dontnote javax.annotation.**</option>
            <option>-dontnote sun.applet.**</option>
            <option>-dontnote sun.tools.jar.**</option>
            <option>-dontnote org.apache.commons.logging.**</option>
            <option>-dontnote javax.inject.**</option>
            <option>-dontnote org.aopalliance.intercept.**</option>
            <option>-dontnote org.aopalliance.aop.**</option>
            <option>-dontnote org.apache.logging.log4j.**</option>
            <option>-dontnote module-info</option>
            <!--入口程序类不能混淆，混淆会导致springboot启动不了-->
            <option>-keep class com.kafang.atgo.restful.WebApp</option>
            <option>-keepclassmembers  class com.kafang.atgo.restful.WebApp{ *;}</option>
            <option>-keep interface * extends * { *; }</option>
            <!--不混淆所有类,保存原始定义的注释-->
            <option>-keepclassmembers class * {
                @org.springframework.beans.factory.annotation.Autowired *;
                @org.springframework.beans.factory.annotation.Value *;
                }
            </option>
        </options>
        <libs>
            <!-- 添加依赖 java8-->
            <lib>${java.home}/lib/rt.jar</lib>
            <lib>${java.home}/lib/jce.jar</lib>
        </libs>
    </configuration>
    <dependencies>
        <!-- https://mvnrepository.com/artifact/net.sf.proguard/proguard-base -->
        <dependency>
            <groupId>net.sf.proguard</groupId>
            <artifactId>proguard-base</artifactId>
            <version>6.0.3</version>
        </dependency>
    </dependencies>
</plugin>